X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/8cde5a489817c1e3205da04dc372522fc979fcd8..c84855bbee8789a023e02eb89a86e1892afdecd5:/INSTALL/CreatePersistentImg.sh

diff --git a/INSTALL/CreatePersistentImg.sh b/INSTALL/CreatePersistentImg.sh
index 83f1e7e..d8f41f8 100644
--- a/INSTALL/CreatePersistentImg.sh
+++ b/INSTALL/CreatePersistentImg.sh
@@ -23,6 +23,9 @@ while [ -n "$1" ]; do
     elif [ "$1" = "-l" ]; then
         shift
         label=$1
+    elif [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
+        print_usage
+        exit 0
     else
         print_usage
         exit 1
@@ -62,12 +65,12 @@ else
 fi
 
 # 00->ff avoid sparse file
-dd if=/dev/zero  bs=1M count=$size | tr '\000' '\377' > persistence.img
+dd if=/dev/zero  bs=1M count=$size | tr '\000' '\377' > persistence.dat
 sync
 
 freeloop=$(losetup -f)
 
-losetup $freeloop persistence.img
+losetup $freeloop persistence.dat
 
 mkfs -t $fstype $fsopt -L $label $freeloop